function emgenerator(email, dom, dom2) {
    a = email;
    b = dom;
    c = '';
    if (dom2 == 1) {
        c = 'com';
    }
    if (dom2 == 2) {
        c = 'be';
    }
    if (dom2 == 3) {
        c = 'fr';
    }
    d = a + "@" + b + "." + c;
    document.write("<a href=\"mai" + "lto:" + d + "\">" + d + "</a>");
}